Emerson Liebert APM 90 User Manual page 9

3.2.2 Input Dry Contact Port ................................................................................................................................. 22
3.2.3 BCB Port ....................................................................................................................................................... 22
3.2.4 Maintenance Switch And Output Switch State Port ...................................................................................... 23
3.2.5 Output Dry Contact Port .............................................................................................................................. 23
3.2.6 Remote EPO Input Port ................................................................................................................................ 24
3.2.7 RS485 Port, RS232 Port And Intellislot Port .................................................................................................. 24
Chapter 4 Operator Control And Display Panel ....................................................................................................26
4.1 Introduction .................................................................................................................................................... 26
4.1.1 LED Indicators .............................................................................................................................................. 26
4.1.2 Audible Alarm (Buzzer)................................................................................................................................. 27
4.1.3 Control Keys................................................................................................................................................. 27
4.1.4 LCD And Menu Keys ..................................................................................................................................... 28
4.2 LCD Screen Types............................................................................................................................................. 28
4.2.1 Start Screen.................................................................................................................................................. 28
4.2.2 Primary Screen ............................................................................................................................................. 28
4.2.3 Default Screen.............................................................................................................................................. 30
4.3 Detailed Description Of Menu Items................................................................................................................. 30
4.4 Prompt Window .............................................................................................................................................. 32
4.5 Alarm List ........................................................................................................................................................ 33
Chapter 5 Operating Instructions........................................................................................................................37
5.1 Brief Introduction ............................................................................................................................................ 37
5.1.1 Precautions .................................................................................................................................................. 37
5.1.2 Power Switch ............................................................................................................................................... 37
5.2 UPS Start-Up Procedures.................................................................................................................................. 38
5.2.1 Start-Up Procedures (Into Normal Mode) ..................................................................................................... 38
5.2.2 Start-Up Procedures (Into Battery Mode, Battery Cold Start) ........................................................................ 39
5.3 Procedures For Transfer Between Operation Modes ......................................................................................... 39
5.3.1 Transfer From Normal Mode To Battery Mode.............................................................................................. 39
5.3.2 Transfer From Normal Mode To Bypass Mode .............................................................................................. 39
5.3.3 Transfer From Bypass Mode To Normal Mode .............................................................................................. 39
5.3.4 Transfer From Normal Mode To Maintenance Mode..................................................................................... 39
5.3.5 Transfer From Maintenance Mode To Normal Mode..................................................................................... 40
5.4 Battery Maintenance Test Procedures .............................................................................................................. 41
5.5 Battery Capacity Test Procedures ..................................................................................................................... 41
5.6 System Test Procedures ................................................................................................................................... 41
5.7 UPS Shutdown Procedures............................................................................................................................... 42
5.7.1 Completely Powering Down The UPS ........................................................................................................... 42
5.7.2 Completely Powering Down The UPS Whilst Maintaining The Power Supply To The Load............................. 42
5.8 EPO Procedures ............................................................................................................................................... 42
5.9 UPS Reset Procedures ...................................................................................................................................... 43
5.10 Automatic Restart.......................................................................................................................................... 43
5.11 Selecting Language........................................................................................................................................ 43
5.12 Changing The Current Date And Time ............................................................................................................ 44